linux-kernel - Re: [PATCH v4 3/3] arm: dts: ls1021a: Enable I2C DMA support

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Message-ID: <20180816155042.2pzipvcuqmtgics5@pengutronix.de>
Date:   Thu, 16 Aug 2018 17:50:42 +0200
From:   Uwe Kleine-König 
        <u.kleine-koenig@...gutronix.de>
To:     Esben Haabendal <esben.haabendal@...il.com>
Cc:     linux-i2c@...r.kernel.org, Esben Haabendal <eha@...f.com>,
        Shawn Guo <shawnguo@...nel.org>, kernel@...gutronix.de,
        NXP Linux Team <linux-imx@....com>,
        Rob Herring <robh+dt@...nel.org>,
        Mark Rutland <mark.rutland@....com>,
        devicetree@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH v4 3/3] arm: dts: ls1021a: Enable I2C DMA support

On Thu, Aug 16, 2018 at 10:43:14AM +0200, Esben Haabendal wrote:
> From: Esben Haabendal <eha@...f.com>
> 
> Gives substantial performance improvement for transfers larger than 16
> bytes (DMA_THRESHOLD).  Smaller transfers are unaffected.
> 
> Signed-off-by: Esben Haabendal <eha@...f.com>

Looks reasonable to me.

Acked-by: Uwe Kleine-König <u.kleine-koenig@...gutronix.de>

Best regards
Uwe

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